/*
    GNU GENERAL LICENSE
    Copyright (C) 2006 The Lobo Project. Copyright (C) 2014 - 2016 Lobo Evolution

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public
    License as published by the Free Software Foundation; either
    verion 3 of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    General License for more details.

    You should have received a copy of the GNU General Public
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
    

    Contact info: lobochief@users.sourceforge.net; ivan.difrancesco@yahoo.it
 */
package org.lobobrowser.html.domimpl;

import org.w3c.dom.Document;
import org.w3c.dom.UserDataHandler;

/**
 * The Class HTMLTitleElementImpl.
 */
public class HTMLTitleElementImpl extends HTMLElementImpl {

    /**
     * Instantiates a new HTML title element impl.
     *
     * @param name
     *            the name
     */
    public HTMLTitleElementImpl(String name) {
        super(name, true);
    }

    /*
     * (non-Javadoc)
     * @see org.lobobrowser.html.domimpl.DOMNodeImpl#setUserData(java.lang.String,
     * java.lang.Object, org.w3c.dom.UserDataHandler)
     */
    @Override
    public Object setUserData(String key, Object data, UserDataHandler handler) {
        if (org.lobobrowser.html.parser.HtmlParser.MODIFYING_KEY.equals(key)
                && (data == Boolean.FALSE)) {
            Document document = this.document;
            if (document instanceof HTMLDocumentImpl) {
                String textContent = this.getTextContent();
                String title = textContent == null ? null : textContent.trim();
                ((HTMLDocumentImpl) document).setTitle(title);
            }
        }
        return super.setUserData(key, data, handler);
    }

}
